diff options
Diffstat (limited to 'synapse')
| -rw-r--r-- | synapse/api/auth.py | 11 | ||||
| -rw-r--r-- | synapse/api/errors.py | 23 | ||||
| -rw-r--r-- | synapse/config/server.py | 27 |
3 files changed, 55 insertions, 6 deletions
diff --git a/synapse/api/auth.py b/synapse/api/auth.py index ab1e3a4e35..022211e34e 100644 --- a/synapse/api/auth.py +++ b/synapse/api/auth.py @@ -25,7 +25,7 @@ from twisted.internet import defer import synapse.types from synapse import event_auth from synapse.api.constants import EventTypes, JoinRules, Membership -from synapse.api.errors import AuthError, Codes +from synapse.api.errors import AuthError, Codes, ResourceLimitError from synapse.types import UserID from synapse.util.caches import CACHE_SIZE_FACTOR, register_cache from synapse.util.caches.lrucache import LruCache @@ -784,10 +784,11 @@ class Auth(object): MAU cohort """ if self.hs.config.hs_disabled: - raise AuthError( + raise ResourceLimitError( 403, self.hs.config.hs_disabled_message, errcode=Codes.RESOURCE_LIMIT_EXCEED, admin_uri=self.hs.config.admin_uri, + limit_type=self.hs.config.hs_disabled_limit_type ) if self.hs.config.limit_usage_by_mau is True: # If the user is already part of the MAU cohort @@ -798,8 +799,10 @@ class Auth(object): # Else if there is no room in the MAU bucket, bail current_mau = yield self.store.get_monthly_active_count() if current_mau >= self.hs.config.max_mau_value: - raise AuthError( + raise ResourceLimitError( 403, "Monthly Active User Limit Exceeded", + admin_uri=self.hs.config.admin_uri, - errcode=Codes.RESOURCE_LIMIT_EXCEED + errcode=Codes.RESOURCE_LIMIT_EXCEED, + limit_type="monthly_active_user" ) diff --git a/synapse/api/errors.py b/synapse/api/errors.py index 08f0cb5554..e26001ab12 100644 --- a/synapse/api/errors.py +++ b/synapse/api/errors.py @@ -224,15 +224,34 @@ class NotFoundError(SynapseError): class AuthError(SynapseError): """An error raised when there was a problem authorising an event.""" - def __init__(self, code, msg, errcode=Codes.FORBIDDEN, admin_uri=None): + + def __init__(self, *args, **kwargs): + if "errcode" not in kwargs: + kwargs["errcode"] = Codes.FORBIDDEN + super(AuthError, self).__init__(*args, **kwargs) + + +class ResourceLimitError(SynapseError): + """ + Any error raised when there is a problem with resource usage. + For instance, the monthly active user limit for the server has been exceeded + """ + def __init__( + self, code, msg, + errcode=Codes.RESOURCE_LIMIT_EXCEED, + admin_uri=None, + limit_type=None, + ): self.admin_uri = admin_uri - super(AuthError, self).__init__(code, msg, errcode=errcode) + self.limit_type = limit_type + super(ResourceLimitError, self).__init__(code, msg, errcode=errcode) def error_dict(self): return cs_error( self.msg, self.errcode, admin_uri=self.admin_uri, + limit_type=self.limit_type ) diff --git a/synapse/config/server.py b/synapse/config/server.py index 2190f3210a..a41c48e69c 100644 --- a/synapse/config/server.py +++ b/synapse/config/server.py @@ -81,6 +81,7 @@ class ServerConfig(Config): # Options to disable HS self.hs_disabled = config.get("hs_disabled", False) self.hs_disabled_message = config.get("hs_disabled_message", "") + self.hs_disabled_limit_type = config.get("hs_disabled_limit_type", "") # Admin uri to direct users at should their instance become blocked # due to resource constraints @@ -340,6 +341,32 @@ class ServerConfig(Config): # - port: 9000 # bind_addresses: ['::1', '127.0.0.1'] # type: manhole + + + # Homeserver blocking + # + # How to reach the server admin, used in ResourceLimitError + # admin_uri: 'mailto:admin@server.com' + # + # Global block config + # + # hs_disabled: False + # hs_disabled_message: 'Human readable reason for why the HS is blocked' + # hs_disabled_limit_type: 'error code(str), to help clients decode reason' + # + # Monthly Active User Blocking + # + # Enables monthly active user checking + # limit_usage_by_mau: False + # max_mau_value: 50 + # + # Sometimes the server admin will want to ensure certain accounts are + # never blocked by mau checking. These accounts are specified here. + # + # mau_limit_reserved_threepids: + # - medium: 'email' + # address: 'reserved_user@example.com' + """ % locals() def read_arguments(self, args): |